February 2005

California San Clemente Island Underwater Life

Kelp Fronds and Pneumatocysts

Giant kelp (Macrocystis pyrifera) is the fastest growing plant in the world. It clings to the ocean floor and grows upward toward the surface, buoyed up by gas-filled pneumatocysts. Growth occurs at the tips of the plant -- the fronds -- which resemble leaves of a terrestrial plant. Kelp frond…

Phil CollaFebruary 28, 2005

Birds

Photos of Atlantic Puffins at Machias Seal Island

Machias Seal Island is one of the best places in the world to observe Atlantic puffins (Fratercula arctica), and is certainly a fun place to get to. Machias Seal Island, near the US border with Canada in the Gulf of Maine, is accessed by a short boat from the easternmost…

Phil CollaFebruary 27, 2005

California Harbor Seal La Jolla

Humane Society Sues to Protect Seals

From the San Diego Union Tribune: U.S. Humane Society sues S.D., demands rope barrier for seals By Ray Huard UNION-TRIBUNE STAFF WRITER February 26, 2005 The Humane Society of the United States filed suit yesterday against the city of San Diego, demanding that officials restore a rope barrier at La…

Phil CollaFebruary 26, 2005

California Landscape Sierra Nevada Yosemite

Photos of Glacial Erratic Boulders in Yosemite National Park

Above the granite walls surrounding Yosemite Valley are found many examples of glacial erratic boulders. These glacial erratics are so named because they are erratic (i.e., differ materially from the naturally occuring stone nearby) and they were deposited by slow-moving glaciers, sometimes after having been moved a considerable distance (e.g.,…

Phil CollaFebruary 26, 2005

California Landscape Panoramas Sierra Nevada Yosemite

Panoramic Photo of Half Dome and Washington Column from Stoneman Meadow, Yosemite Valley

Yosemite Valley offers panoramic views that, in many cases, cannot be effectively captured with a single photograph (a frame of film or a single digital image capture). Stitching photographs together digitally offers a way to produce panoramic images using non-panoramic cameras. Below is an example of this technique, considering Half…

Phil CollaFebruary 25, 2005

California San Diego Sharks Underwater Life

Photo of Blue Shark and Yellowtail

Some years ago I was freediving around an open ocean kelp paddy with Mike Johnson. We were photographing a few blue sharks that we had attracted to the paddy with a small bucket of chum. Two small yellowtail jacks were flanking one of the blue sharks, swimming closely beside it…

Phil CollaFebruary 24, 2005

Great White Shark Guadalupe Island Mexico Sharks

Smiling Great White Shark

One great white shark photo on our website that is viewed more than almost all others is this one: A great white shark underwater. A large great white shark cruises the clear oceanic waters of Guadalupe Island (Isla Guadalupe). Image ID: 10119 Species: Great white shark, Carcharodon carcharias Location: Guadalupe…

Phil CollaFebruary 22, 2005

California Fish Marine Life Underwater Life

Photo of California Sheephead Wrasse

The California sheephead wrasse, Semicossyphus pulcher, is an interesting fish. It begins its life as a female and remains so until adulthood. When the region's dominant adult male dies or leaves then switcheroo! one of the remaining adult females will switch genders to assume the role of dominant male of…

Phil CollaFebruary 13, 2005

Guadalupe Island Mexico

Nature Cover

This photo of schooling jack mackerel, shot at Guadalupe Island, Mexico in 2004, graced the cover of Nature, one of the premiere scientific journals in the world, on February 3, 2005 to accompany Effective leadership and decision-making in animal groups on the move (Couzin, Krause, Franks and Levin): Jack mackerel…

Phil CollaFebruary 12, 2005

Hawaii Humpback Whale

Photos of Humpback Whale Pectoral Fin Displays

Humpback whales, Megaptera novaeangliae, are known for displaying a wide range of surface behaviors (i.e., behaviors seen from above water), such as breaching, head lunging, tail lobbing and spyhopping. Among these behaviors, pectoral fin displays are some of the most interesting. Humpback whales have the longest pectoral fins of all…

Phil CollaFebruary 11, 2005

California Desert The American Southwest Wildflowers

Photos of Wildflowers at Anza Borrego Desert State Park

The spring wildflower bloom is happening right now at Anza Borrego Desert State Park, as well as many other places in California. The bloom appears to be early and thick this year due to the heavy rains we had over the past few months. Here are some examples, shot Sunday…

Phil CollaFebruary 10, 2005

Kings Canyon / Sequoia Sierra Nevada Trees

Photos of Sequoia Trees, Kings Canyon National Park

This is a stand of giant Sequioa trees, Sequoiadendron giganteum, in Kings Canyon / Sequoia National Park, California. The United State Postal Service recently licensed this image as artist reference to create a painting version of the photo for a postage stamp and associated paper and philatelic (stamp collecting) products.…

Phil CollaFebruary 9, 2005

California Central Coast Elephant Seal

Newborn Northern Elephant Seal, Central California

Mother and newborn pup Northern elephant seals, Mirounga angustirostris, central California coast. This newborn pup had just been born minutes before this photo was taken. Placental material, seen in the background, has attracted sea gulls who will consume it. The pup will be weaned surprisingly fast, in as little 2-3…

Phil CollaFebruary 8, 2005

California San Clemente Island Underwater Life

Kelp Forest, San Clemente Island

Seen here is the upper 20' of a giant kelp forest. The kelp grows from the ocean floor, 30-100' below, all the way to the surface where it continues growing, spreading out to form a canopy. This species of kelp, Macrocystis pyrifera, is the world's fastest growing plant (if you…

Phil CollaFebruary 7, 2005

Photo of the Day

The Tribute Penny

Among collectors of ancient coins, the Tribute Penny has great appeal, especially to Christians. You may recall from your study of the Bible that Matthew 22:17-22, Mark 12:15-17 and Luke 20:22-26 all describe Jesus commenting on a denarius, a coin that we would refer to today as a "penny". Tell…

Phil CollaFebruary 5, 2005

California San Diego Sharks Underwater Life

Blue Shark Eye to Eye

Blue shark showing ampullae of Lorenzini, eye and small portion of nictitating membrane.Image ID: 01076Species: Blue shark, Prionace glaucaLocation: San Diego, California, USA This is a photograph of a blue shark, Prionace glauca. We bait for them offshore of San Diego, anywhere from 5 to 20 miles offshore (however far…

Phil CollaFebruary 4, 2005

Blue Whale Natural World Underwater Life

The Blue Whale, Largest Animal On Earth

The blue whale, Balaenoptera musculus, is the largest animal ever to have lived on Earth. Depending on which expert is cited, blue whales once attained lengths of 100 to 120 feet (32 meters) and have weighed up to 160 tons (145 metric tonnes). Blue whales are found throughout the worlds…

Phil CollaFebruary 4, 2005

California Fish Ocean Sunfish San Diego

Ocean Sunfish Floating On The Ocean Surface

Here's a photograph we licensed today for a book in Australia. Can you guess what the bright white object is? Ocean sunfish.Image ID: 02030Species: Ocean sunfish, Mola molaLocation: San Diego, California, USA It is an OCEAN SUNFISH (Mola mola), laying flat on the ocean's surface, far offshore of the San…

Phil CollaFebruary 3, 2005

Fish Florida Underwater Life

Photo of Mangrove Snapper in Three Sisters Spring

Mangrove snapper. Image ID: 02685 Species: Mangrove snapper, Lutjanus griseus Location: Three Sisters Springs, Crystal River, Florida, USA I spent a week one winter hanging out at the Three Sisters spring in Crystal River, Florida, photographing manatees. Early in the week the weather was cold so plenty of manatees were…

Phil CollaFebruary 2, 2005

Photo of the Day

Fractals

Recently we were approached about producing Fractal Images for a client. With the correct software, and a sufficiently powerful computer, these are quite simple to create. Here are a few examples we made: The Mandelbrot Fractal. Fractals are complex geometric shapes that exhibit repeating patterns typified by self-similarity, or the…

Phil CollaFebruary 2, 2005

California Harbor Seal La Jolla

Photos of La Jolla Seals

Controversy over the La Jolla seals continues. To make a long story short: a group of Pacific harbor seals (Phoca vitulina) has taken up residence on the sand at the Children's Pool, a small pocket cove in La Jolla, California also known as Casa Cove. Their presence there has led…

Phil CollaFebruary 1, 2005

Florida Manatee Marine Life Underwater Life

Photo of West Indian Manatee, Crystal River, Florida

A West Indian manatee, also known as a Florida manatee, at the Three Sisters Springs on the Crystal River, Florida. A Florida manatee, or West Indian Manatee, swims slowly through the clear waters of Crystal River. Image ID: 02696 Species: West Indian manatee, Trichechus manatus Location: Three Sisters Springs, Crystal…

Phil CollaFebruary 1, 2005

Kelp Fronds and Pneumatocysts

Photos of Atlantic Puffins at Machias Seal Island

Humane Society Sues to Protect Seals

Photos of Glacial Erratic Boulders in Yosemite National Park

Panoramic Photo of Half Dome and Washington Column from Stoneman Meadow, Yosemite Valley

Photo of Blue Shark and Yellowtail

Smiling Great White Shark

Photo of California Sheephead Wrasse

Nature Cover

Photos of Humpback Whale Pectoral Fin Displays

Photos of Wildflowers at Anza Borrego Desert State Park

Photos of Sequoia Trees, Kings Canyon National Park

Newborn Northern Elephant Seal, Central California

Kelp Forest, San Clemente Island

The Tribute Penny

Blue Shark Eye to Eye

The Blue Whale, Largest Animal On Earth

Ocean Sunfish Floating On The Ocean Surface

Photo of Mangrove Snapper in Three Sisters Spring

Fractals

Photos of La Jolla Seals

Photo of West Indian Manatee, Crystal River, Florida

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